CA2548522A1 - Addition of salt to depress ph in the generation of chlorine dioxide - Google Patents
Addition of salt to depress ph in the generation of chlorine dioxide Download PDFInfo
- Publication number
- CA2548522A1 CA2548522A1 CA002548522A CA2548522A CA2548522A1 CA 2548522 A1 CA2548522 A1 CA 2548522A1 CA 002548522 A CA002548522 A CA 002548522A CA 2548522 A CA2548522 A CA 2548522A CA 2548522 A1 CA2548522 A1 CA 2548522A1
- Authority
- CA
- Canada
- Prior art keywords
- chlorine dioxide
- solution
- salt
- passed
- chlorite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 235000019398 chlorine dioxide Nutrition 0.000 title claims abstract description 30
- 239000004155 Chlorine dioxide Substances 0.000 title claims abstract description 29
- 150000003839 salts Chemical class 0.000 title description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 20
- 239000011707 mineral Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000000243 solution Substances 0.000 claims description 20
- 239000012266 salt solution Substances 0.000 claims description 12
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 claims description 9
- 229910001919 chlorite Inorganic materials 0.000 claims description 8
- 229910052619 chlorite group Inorganic materials 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- -1 chlorine ions Chemical class 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 claims description 4
- 229960002218 sodium chlorite Drugs 0.000 claims description 4
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000460 chlorine Substances 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 229940077239 chlorous acid Drugs 0.000 claims description 2
- 239000003456 ion exchange resin Substances 0.000 claims description 2
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003729 cation exchange resin Substances 0.000 claims 1
- 238000011012 sanitization Methods 0.000 description 5
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- 235000017281 sodium acetate Nutrition 0.000 description 2
- 239000004317 sodium nitrate Substances 0.000 description 2
- 235000010344 sodium nitrate Nutrition 0.000 description 2
- 239000001488 sodium phosphate Substances 0.000 description 2
- 229910000162 sodium phosphate Inorganic materials 0.000 description 2
- 235000011008 sodium phosphates Nutrition 0.000 description 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 2
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 150000008040 ionic compounds Chemical class 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
- C01B11/023—Preparation from chlorites or chlorates
- C01B11/024—Preparation from chlorites or chlorates from chlorites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Catalysts (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Detergent Compositions (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48181103P | 2003-12-18 | 2003-12-18 | |
| US60/481,811 | 2003-12-18 | ||
| PCT/US2004/042659 WO2005061380A1 (en) | 2003-12-18 | 2004-12-17 | ADDITION OF SALT TO DEPRESS pH IN THE GENERATION OF CHLORINE DIOXIDE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2548522A1 true CA2548522A1 (en) | 2005-07-07 |
Family
ID=34710020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002548522A Abandoned CA2548522A1 (en) | 2003-12-18 | 2004-12-17 | Addition of salt to depress ph in the generation of chlorine dioxide |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20050201922A1 (ko) |
| EP (1) | EP1699735A1 (ko) |
| JP (1) | JP2007517751A (ko) |
| KR (1) | KR20060127862A (ko) |
| CN (1) | CN1894160A (ko) |
| AU (1) | AU2004303880A1 (ko) |
| BR (1) | BRPI0417460A (ko) |
| CA (1) | CA2548522A1 (ko) |
| MX (1) | MXPA06006836A (ko) |
| WO (1) | WO2005061380A1 (ko) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9446952B2 (en) * | 2005-03-24 | 2016-09-20 | Nalco Company | Batch methods for producing chlorine dioxide solutions |
| EP2007518A2 (en) * | 2006-03-30 | 2008-12-31 | JohnsonDiversey, Inc. | An apparatus for producing a cleaning solution |
| US20080152579A1 (en) * | 2006-12-20 | 2008-06-26 | Amit Gupta | Method of producing a stable oxy-chloro acid |
| US20080149570A1 (en) * | 2006-12-20 | 2008-06-26 | Zeiher E H Kelle | Method of cleaning and maintaining a membrane used with an aqueous stream |
| US20080152578A1 (en) * | 2006-12-20 | 2008-06-26 | Amit Gupta | Apparatus for producing a stable oxy-chloro acid |
| US20100178235A1 (en) * | 2009-01-14 | 2010-07-15 | Amit Gupta | Method of producing stable oxy-chloro acid |
| US20110206597A1 (en) * | 2010-02-22 | 2011-08-25 | Amit Gupta | Apparatus and method for producing a stable oxy-chloro acid |
| US8394253B2 (en) * | 2010-11-16 | 2013-03-12 | Strategic Resource Optimization, Inc. | Electrolytic system and method for generating biocides having an electron deficient carrier fluid and chlorine dioxide |
| DE102011003732A1 (de) | 2011-02-07 | 2012-08-09 | Grünbeck Wasseraufbereitung GmbH | Verfahren und Anlage zur Herstellung von Chlordioxid sowie Verwendung davon |
| JP6317623B2 (ja) * | 2014-05-16 | 2018-04-25 | セントラルフィルター工業株式会社 | 亜塩素酸および二酸化塩素を含有した殺菌水の生成装置 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3684437A (en) * | 1970-09-14 | 1972-08-15 | Chem Generators Inc | Chlorous acid production |
| US3810969A (en) * | 1971-06-22 | 1974-05-14 | Hooker Chemical Corp | Process for the production of chlorine dioxide |
| US3828097A (en) * | 1972-10-27 | 1974-08-06 | Chem Generators Inc | Process for the preparation of chlorous acid |
| US4585482A (en) * | 1984-05-25 | 1986-04-29 | Southern Research Institute | Long-acting biocidal compositions and method therefor |
| US4731193A (en) * | 1984-07-31 | 1988-03-15 | Rio Linda Chemical Company, Inc. | Aqueous foam containing chlorine dioxide composition and preparation thereof |
| US4798715A (en) * | 1988-02-05 | 1989-01-17 | Eltech Systems Corporation | Producing chlorine dioxide from chlorate salt |
| US5084148A (en) * | 1990-02-06 | 1992-01-28 | Olin Corporation | Electrochemical process for producing chloric acid - alkali metal chlorate mixtures |
| US5322800A (en) * | 1991-06-26 | 1994-06-21 | The United States Of America As Represented By The Secretary Of The Interior | Method and device for safely preserving aqueous field samples using acid or base |
| US6402916B1 (en) * | 1993-10-27 | 2002-06-11 | Richard L. Sampson | Electrolytic process and apparatus controlled regeneration of modified ion exchangers to purify aqueous solutions and adjust ph |
| US6024850A (en) * | 1993-10-27 | 2000-02-15 | Halox Technologies Corporation | Modified ion exchange materials |
| US5792441A (en) * | 1996-10-11 | 1998-08-11 | Pulp And Paper Research Institute Of Canada | Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream |
| US6174508B1 (en) * | 1997-02-11 | 2001-01-16 | Fred Klatte | Method of producing chlorine dioxide using sodium chlorite and a water-retaining substance impregnated in zeolite or in aqueous solution |
| AU1120399A (en) * | 1997-11-07 | 1999-05-31 | Engelhard Corporation | Method and device for the production of an aqueous solution containing chlorine dioxide |
| US6019905A (en) * | 1998-01-20 | 2000-02-01 | Waggoner; Mark B. | Process for sanitizing chlorinated water |
| US6132748A (en) * | 1998-02-19 | 2000-10-17 | Bio-Cide International, Inc. | Method for producing chlorine dioxide using acidified expanded amorphous aluminum silicate impregnated with chlorite |
| US6120731A (en) * | 1999-02-18 | 2000-09-19 | Alcide Corporation | Frozen chlorine dioxide-containing composition and methods related thereto |
| US6423675B1 (en) * | 1999-11-23 | 2002-07-23 | Diversey Lever, Inc. | Cleaning-in-place composition and method for using the same |
| AU3160001A (en) * | 1999-12-23 | 2001-07-09 | Unilever Plc | Bleaching composition |
| CA2333247C (en) * | 2000-02-01 | 2010-07-20 | Sterling Canada, Inc. | A method of improving yield of chlorine dioxide generation processes |
| US7087208B2 (en) * | 2001-08-02 | 2006-08-08 | Sampson Allison H | Methods for making chlorous acid and chlorine dioxide |
| US6546940B1 (en) * | 2001-09-10 | 2003-04-15 | Johnsondiversey, Inc. | Cleaning composition and method for using the same |
| US6913741B2 (en) * | 2002-09-30 | 2005-07-05 | Halox Technologies, Inc. | System and process for producing halogen oxides |
-
2004
- 2004-12-17 BR BRPI0417460-7A patent/BRPI0417460A/pt not_active Application Discontinuation
- 2004-12-17 MX MXPA06006836A patent/MXPA06006836A/es unknown
- 2004-12-17 WO PCT/US2004/042659 patent/WO2005061380A1/en not_active Application Discontinuation
- 2004-12-17 EP EP04814800A patent/EP1699735A1/en not_active Withdrawn
- 2004-12-17 US US11/018,433 patent/US20050201922A1/en not_active Abandoned
- 2004-12-17 AU AU2004303880A patent/AU2004303880A1/en not_active Abandoned
- 2004-12-17 KR KR1020067012043A patent/KR20060127862A/ko not_active Application Discontinuation
- 2004-12-17 JP JP2006545531A patent/JP2007517751A/ja active Pending
- 2004-12-17 CN CNA2004800379436A patent/CN1894160A/zh active Pending
- 2004-12-17 CA CA002548522A patent/CA2548522A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060127862A (ko) | 2006-12-13 |
| US20050201922A1 (en) | 2005-09-15 |
| AU2004303880A1 (en) | 2005-07-07 |
| WO2005061380A1 (en) | 2005-07-07 |
| CN1894160A (zh) | 2007-01-10 |
| JP2007517751A (ja) | 2007-07-05 |
| EP1699735A1 (en) | 2006-09-13 |
| MXPA06006836A (es) | 2006-09-04 |
| BRPI0417460A (pt) | 2007-03-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |